diff --git a/.circleci/config.yml b/.circleci/config.yml
index b0da6c9..d84b17f 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,5 +1,4 @@
 workflows:
-version: 2.1
   build_and_test:
     jobs:
       - build